252156024 has 64 divisors (see below), whose sum is σ = 702468000. Its totient is φ = 83808000.

The previous prime is 252156017. The next prime is 252156067. The reversal of 252156024 is 420651252.

252156024 is a `hidden beast` number, since 2 + 52 + 1 + 5 + 602 + 4 = 666.

252156024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82524 + ... + 85524.

Almost surely, 2^252156024 is an apocalyptic number.

252156024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252156024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351234000).

252156024 is an abundant number, since it is smaller than the sum of its proper divisors (450311976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252156024 is a wasteful number, since it uses less digits than its factorization.

252156024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3405 (or 3395 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 252156024 is about 15879.4214000385. The cubic root of 252156024 is about 631.7662905025.

The spelling of 252156024 in words is "two hundred fifty-two million, one hundred fifty-six thousand, twenty-four".